/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.tools.profilers.cpu.perfetto

import com.android.tools.profilers.cpu.systemtrace.PerfettoPacketDBSorter
import com.google.common.truth.Truth.assertThat
import org.junit.Test

class PerfettoSorterTest {

  @Test
  fun formattedLinesAreReturnedOnNext() {
    val sorter = PerfettoPacketDBSorter()
    sorter.addLine(0, "Some line")
    assertThat(sorter.hasNext()).isFalse()
    sorter.resetForIterator()
    assertThat(sorter.hasNext()).isTrue()
    assertThat(sorter.next()).isEqualTo("Some line")
  }

  @Test
  fun hasNextCanBeCalledMultipleTimes() {
    val sorter = PerfettoPacketDBSorter()
    sorter.addLine(0, "Some Line")
    assertThat(sorter.hasNext()).isFalse()
    sorter.resetForIterator()
    assertThat(sorter.hasNext()).isTrue()
    assertThat(sorter.hasNext()).isTrue()
    assertThat(sorter.hasNext()).isTrue()
    assertThat(sorter.next()).isEqualTo("Some Line")
  }
}
